ikenberry. that will be followed up by a hearing at on the merrill lynch-bank of america merger. this week, a political commentator, is assistant professor at george mason university, and the author of several books, the most recent in 2008 called "republicans and the black vote." he appears regularly on that the huffington post and his own website. he is our guest sunday night at 8:00 p.m. eastern on c-span. >> "american icons," now available on dvd, a unique journey through the iconic homes of the three branches of american government. in exquisite detail of the supreme court through the eyes of the justices. go behind the velvet ropes and the rarely seen spaces of the white house, america's most famous home, and explore the history, art, and architecture of the capital, one of america's most symbolic structures. "american icons," the three desktop dvd set, available online at c-span.org/store. >> a discussion now on u.s. troop withdrawal from iraq. from washington journal," this is about 40 m